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SPENCER

SPENCER uses 960 IPv4 addresses in 17 ranges, and 2 IPv6 ranges, by the registry records IP Company reads.

dolby.com·The Netherlands

960
IPv4 addresses
17
IPv4 ranges
2
IPv6 ranges
0
ASes it operates
5
countries

Who routes its space

The networks announcing its IPv4, by the addresses each announces.

  1. AS3300 British Telecommunications Limited512 · 53.33%
  2. AS6461 Zayo Bandwidth136 · 14.17%
  3. AS701 Verizon Business128 · 13.33%
  4. AS13237 euNetworks GmbH64 · 6.67%
  5. AS5089 Virgin Media Limited40 · 4.17%
  6. AS3356 Level 3 Parent, LLC32 · 3.33%
  7. AS7018 AT&T Enterprises, LLC32 · 3.33%
  8. AS32329 Another Corporate ISP, LLC8 · 0.83%
  9. AS63457 Liberty Connect8 · 0.83%

Where its space is

Its IPv4 that IP Geolocation places, by country. A /24 counts for the company using most of it.

  1. United States496 · 38.75%
  2. Germany256 · 20.00%
  3. United Kingdom256 · 20.00%
  4. The Netherlands256 · 20.00%
  5. Israel16 · 1.25%

Networks it operates

The autonomous systems registered under its domain, by the IPv4 each announces anywhere.

No AS number is registered under its domain.

What the databases see

Addresses each address-keyed database holds in its IPv4, as a share of it, with the largest providers. A /24 counts for the company using most of it; counts overlap.

Speed tests

Speeds measured from its space in the last 90 days.

From M-Lab
140 Mbps
median download
211 Mbps
median upload
10
download tests
14
upload tests

Its address ranges

Its largest IPv4 ranges, then its IPv6 ones, as IP Company draws them, a CIDR a row, with the network announcing each.

RANGEIPV4ORIGIN
205.248.37.0/24256AS3300
205.248.49.0/24256AS3300
204.51.77.128/25128AS701
208.184.220.0/2664AS6461
84.207.216.192/2664AS13237
208.184.5.192/2732AS6461
4.19.76.0/2732AS3356
64.125.171.96/2732AS6461
81.105.177.224/2732AS5089
12.174.4.96/298AS7018
12.216.40.104/298AS7018
12.69.183.8/298AS7018
148.64.104.160/298AS32329
192.197.122.32/298AS63457
67.119.126.152/298AS7018
72.10.75.112/298AS6461
81.105.177.128/298AS5089
2001:1890:17dc:a900::/56AS7018
2001:1890:1fca:1d00::/56AS7018

Names it registers under

The holder names its registry records give, by the IPv4 under each.

  1. SPENCER512 · 53.33%
  2. Dolby Laboratories, INC.128 · 13.33%
  3. Dolby Laboratories96 · 10.00%
  4. DOLBY LABORATORIES64 · 6.67%
  5. Dolby Laboratories, Inc64 · 6.67%
  6. DOLBY LABORATORIES, INC.32 · 3.33%
  7. Dolby Laboratories Inc32 · 3.33%
  8. DOLBY LABORATORIES INC24 · 2.50%
  9. Dolby Laboratories Inc.8 · 0.83%
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